Answers

2016-06-29T20:21:03+08:00
Force:it is a physical strength or power of your body

Balance force:it is a two forces acting in opposite directions on an object and in equal size.Balanced forces can be demonstrated in Hanging, Floating and Standing/sitting objects.

Unbalance force:we say unbalanced forces when two forces acting on an object are not equal in size. 
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